" If you’ve ever tried to alter your own marital patterns you know that change doesn’t happen overnight. In history, as in personal life, there are very few moments or events that mark a complete turning point. It takes a long time for ideas to filter through different social groups. Typically, individuals adopt only a few new behaviors at any one time, and old habits hang on long after most people have agreed they should be dropped. "
― Stephanie Coontz , Marriage, a History: From Obedience to Intimacy or How Love Conquered Marriage